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Test: Chapter 15 (food And Agriculture)

31 Questions  I  By Dfashauer
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Demonstrate knowledge on food and agriculture topics from chapter 15.

  
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Question Excerpt

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1.  Irrigation water usually comes from
A.
B.
C.
D.
2.  The amount of a crop produced per hectare (or acre) is called the ____________________.
3.  When a farmer uses no-till farming methods,
A.
B.
C.
D.
4.  Genetic engineering of food crops
A.
B.
C.
D.
5.  The health problem caused by not eating enough necessary nutirents is known as ________________.
6.  Land on which crops can be grown is called ________________ land.
7.  Erosion is most likely when the soil is
A.
B.
C.
D.
8.  A(n) _________________ is a prolonged period during which no rain falls in a particular region.
9.  Goats, sheep, cattle and other _______________ are cud-chewing mammals with multi-chambered stomachs.
10.  More energy, water and land are needed to produce a gram of ______________ than to produce a gram of food from plants.
11.  Soil that can support the growth of healthy plants is called ____________.
12.  Which of the following agricultural products requires the least amount of energy?
A.
B.
C.
D.
13.  Pest populations that damage plants
A.
B.
C.
D.
14.  The name for a widespread food shortage that results in many people not having enough food is called a(n) ________________.
15.  DDT is harmful to the environment because it
A.
B.
C.
D.
16.  Earth's available arable land is being reduced by
A.
B.
C.
D.
17.  Which of the following actions contributes to soil erosion?
A.
B.
C.
D.
18.  Plowing with machines, irrigating with drip systems and _____________ are all modern agricultural methods.
A.
B.
C.
D.
19.  No-till farming helps to conserve soil fertility because
A.
B.
C.
D.
20.  A true statement about nutritional requirements in humans is that
A.
B.
C.
D.
21.  One potential way to deal with the problem of seafood overharvesting is by intensifying ____________ efforts.
A.
B.
C.
D.
22.  The upper layer of topsoil consisting of rock particles, water, air and organic matter is the ________________.
23.  Products obtained from livestock  include
A.
B.
C.
D.
24.  Farmland may become desertified if
A.
B.
C.
D.
25.  Land where it is possible to grow crops is called
A.
B.
C.
D.
26.  The diets of people in developed countries tend to be higher in ________________ than diets of people in developing countries.
27.  All of the following factors can cause famines except
A.
B.
C.
D.
28.  The accumulation of salts in the soil, which can be caused by irrigation and low rainfall, is called ____________________.
29.  Which of the following is a good way to reduce salinization?
A.
B.
C.
D.
30.  The results of the green revolution were not entirely positive because
A.
B.
C.
D.
31.  Which of the following farm practices have been used by farmers only in recent years?
A.
B.
C.
D.
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